When doing a diy bathroom or more specifically a diy shower remodel you will want to make sure that your wall are perfectly plumb. in this video i will show you hot to fix a wall that was not plumb. In out case we will have a shower door as part of out bathroom makeover and it is extremely important to have plumb walls. In my experience shims and shimming method is awful and tedious. If you follow for of my bathroom renovation steps you will be able to DIY your own bathroom remodel.